From: "Stephen Izett stephen.izett@gmail.com" <flyrotary@lancaironline.net>
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Subject: Re: [FlyRotary] Re: EC3 Coil Diagnostics
Date: Wed, 21 Aug 2019 07:27:47 +0800
References: <list-12862096@logan.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
In-Reply-To: <list-12862096@logan.com>
Message-Id: <2409B445-6D64-4137-960E-1BC345BC5A49@gmail.com>

Why is that Bobby?
I=E2=80=99m trying to remember how I routed the negative to the coils. I =
know the suppressor capacitors go direct to gearbox plate.
Steve

> On 21 Aug 2019, at 2:22 am, William Schertz wschertz343@gmail.com =
<flyrotary@lancaironline.net> wrote:
>=20
> Check that the Coils are grounded TO THE ENGINE (DIRECT)
>=20
> On Mon, Aug 19, 2019 at 8:27 AM Bobby J. Hughes bhughes@qnsi.net =
<flyrotary@lancaironline.net> wrote:
> It happened during initial ground runs and troubleshooting. This is
> being made public knowledge for a friend:)=20
>=20
> Bobby
>=20
> -----Original Message-----
> From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]=20=

> Sent: Monday, August 19, 2019 9:07 AM
> To: Rotary motors in aircraft
> Subject: [FlyRotary] Re: EC3 Coil Diagnostics
>=20
> Booby are you postulating what might happen, or did this actually =
happen
> to you? - The HT fried the processors!
>=20
> Steve
>=20
> > On 19 Aug 2019, at 9:42 pm, Bobby J. Hughes bhughes@qnsi.net
> <flyrotary@lancaironline.net> wrote:
> >=20
> > Just make sure to position / secure the plugs so than cannot fall =
off
> the engine and into the wiring harness during the test.   It does not
> end well for the controller.=20
> >=20
> > Bobby
> >=20
> >=20
> > -----Original Message-----
> > From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]=20=

> > Sent: Monday, August 19, 2019 8:21 AM
> > To: Rotary motors in aircraft
> > Subject: [FlyRotary] Re: EC3 Coil Diagnostics
> >=20
> > This is what the manual says:
> > "Remove all the spark plugs from the engine (or connect the plug =
wires
>=20
> > to spare plugs) and lay them on the engine where you can see the =
spark
>=20
> > gaps. Make sure the body of the plug is in contact with something=20
> > grounded to the engine. Now put the Mode switch in Mode 8 and press
> the=20
> > Store switch. This puts the EC3 in ignition diagnostic mode and =
fires=20
> > all the coils as if the engine were running at about 3000 RPM. You=20=

> > should see all plugs firing. To end this diagnostic mode, change the=20=

> > Mode switch selection or cycle the power off on the EC3."
> > (EC3-A8 13B ENGINE CONTROLLER 07-30-13 INSTALLATION AND PROGRAMMING=20=

> > GUIDE 2008 series)
> >=20
> > Sure you've got +12V power to the coils?
> > Are the coils properly grounded?
> > Coils wired correctly to EM3?
> > Note the different coil pin-outs from brand to brand.
> >=20
> > If yes, I guess you'll have to inspect the program code.
> >=20
> > Finn
> >=20
> > On 8/19/2019 8:46 AM, Stephen Izett stephen.izett@gmail.com wrote:
> >> Hi Guys
> >>=20
> >> For those of you with EC3???s.
> >> I wanted to check all coils were firing yesterday so plugged the
> leads into plugs laying on the top of the engine.
> >> I tried to enter the coil diagnostic with Mode 8 and pressing =
Store.
> I got nothing.
> >> So I checked the injector diagnostic Mode 1 Cold Start plus Store =
and
> the injectors all lit up.
> >> Am I missing/forgetting/Misreading the manual or something else?
> >>=20
> >> Cheers
> >>=20
> >> Steve Izett
> >>=20
> >>=20
> >> --
> >> Homepage:  http://www.flyrotary.com/
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> http://mail.lancaironline.net:81/lists/flyrotary/List.html
> >>=20
> >=20
> >=20
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>=20
>=20
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>=20
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